Is spending time attempting to convert Protestants a worthless endeavor?

Judaism expected a Messiah to come according to Psalm 110, and his name was Jesus.

Scripture says that the sin of hatred will remove eternal life in 1 John 3:15.

Jephthah killed his own daughter as a burnt offering to the Lord in Scripture, so does God like child sacrifice?

Many non-Catholics attempt to argue against the papacy by claiming that Peter is not the rock Jesus built the Church upon

Protestants think all tradition is bad, but Jesus accepted the seat of Moses and Abraham's bosom as Jewish traditions

Authority was always transferred by placing hands upon somebody's head in Scripture

A general overview of holy orders and the connections between the Old and New Covenants

Catholic priests serve the Lord as single men, and this is a biblical idea

The apostles could pluck wheat on the sabbath, when only the priests were allowed to do that

Jesus had the power within Himself to do what God alone could do.

The Gospels were not titled anonymously based on the manuscript evidence.

Martin Luther accepted indulgences at first, and mainly had issues with the conniving indulgence preachers

We can practically reproduce the whole New Testament by all of the quotations to it from the ancient world.

Many will claim that the New Testament is untrustworthy, written many years after the Christ event.

Eve was made by God as a perfect woman who fell, so also Mary was made by God as the perfect woman who did not fall.

Mary is portrayed as being opposed completely against sin in Genesis 3:15

Israel had a king and a queen mother.

There are souls in Heaven and Hell RIGHT NOW.

Scripture portrays Marian veneration in the Gospel of Luke.